Magnavox MWD200GA, Service Manual

Page: 17 / 38

1-8-2
Digital Signal Process Block Diagram
E6C0SBLD
C1
5
D1
3
E7
F9
A1
4
B1
6
D
VD-LD
13
CD-LD
11
PD-MONI
14
FCS(+)
19
FCS(-)
18
TRC(+)
20
TRC(-)
17
CN301 CN301 CN301
IC101
(DIGIT
AL SIGNAL PR
OCESS)
FS
FCS(+)
CD/D
VD
FCS(-)
TRC(+)
TRC(-)
TS
DETECT
OR
CD/D
VD
2
Q202
AMP
Q201 AMP
GND(D
VD-PD)
15
GND(CD-PD)
16
GND(LD)
12
RF SIGNAL PR
OCESS
A
UDIO
I/F
VIDEO I/F
VIDEO ENCODER
D/A
SDRAM
153 148 149 146 147 157 156 158 159 178
VR-CD
179
VR-D
VD
180
D/A
81 68
Y
C
VIDEO-Y VIDEO-C
97
SPDIF
95
MUTE
91
A
UDIO(R)
89
A
UDIO(L)
IC103
(FLASH R
OM)
FLASH RO
M
VIDEO SIGNAL
FDB (0-7) FD
A (0-18)
SDRAM D
A
T
A(0-15)
PICK-UP UNIT
T
O
SYSTEM
CONTR
O
L/SER
V
O
BLOCK DIA
GRAM
D
VD MAIN CB
A UNIT
T
O
VIDEO/A
UDIO
BLOCK DIA
GRAM
T
O
VIDEO/A
UDIO
BLOCK DIA
GRAM
IC501
(SDRAM)
SDRAM D
A
T
A(0-15)
SDRAM ADDRESS(0-10)
3
17
~
2
12 39 49
~
~
20 24 27 32
~ ~
31 52
~
152 150 151
55~58
60
63~65
190~195
197~200
202
211
215
204~209
A
UDIO SIGNAL
154
29 31 33 35 38 40 42 44
1 8
25 16 48
~ ~
DIGIT
AL
SIGNAL PR
OCESS
EXT MEMORY D A TA(0-7)
EXT MEMORY ADDRESS(0-18)
155
SDRAM ADDRESS(0-10)